/**
* Constructor
* @param HttpRequest $pReq request
* @param HttpRequest $pRootResource root resource
* @param HttpRequest $pRealm name of the application
*/
public function __construct(RESTHttpRequest $pReq, $pRootResource, $pRealm)
{
$this->request = $pReq;
// we compute the list of resources classes
$this->listResources = ServiceEnumerator::listDefinedResources();
$this->realm = $pRealm;
$this->rootResource = $pRootResource;
}
/**
* list of services
* GET /
* or HEAD /
* @param boolean $pHead true if we return only headers
*/
public function index($pHead = false)
{
if ($pHead) {
return;
}
echo '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">';
echo '<html><head><title>List of services</title></head><body><ul>';
foreach (ServiceEnumerator::listDefinedResources() as $i) {
echo '<li><a href="./' . $i . '/">' . $i . '</a></li>';
}
echo '</ul></body></html>';
}
/**
* get the list of resources implemented in the folder rest/resources
* @return array list of resources
*/
public static function listDefinedResources()
{
$prefix = null;
if (defined('RESOURCES_NS')) {
if (strlen(RESOURCES_NS) >= 2 && substr(RESOURCES_NS, -2, 2) != '::') {
$pos = strpos(RESOURCES_NS, '::');
if ($pos !== false) {
$prefix = substr(RESOURCES_NS, $pos + 2, strlen(RESOURCES_NS) - 1);
} else {
$prefix = RESOURCES_NS;
}
}
}
$resources = array();
if (self::$listResources === null) {
// verify if RESOURCES_PATH is defined
if (!defined('RESOURCES_PATH')) {
throw new Exception('RESOURCES_PATH is not defined');
}
$dir = new DirectoryIterator(RESOURCES_PATH);
foreach ($dir as $file) {
$filename = $file->getFileName();
$matches = array();
$regex = '';
if ($prefix !== null) {
$regex = '/' . $prefix . '(.*)\\.class\\.php$/';
} else {
$regex = '/(.*)\\.class\\.php$/';
}
$res = preg_match($regex, $filename, $matches);
if (isset($matches[1])) {
$resources[] = $matches[1];
}
}
self::$listResources = $resources;
} else {
$resources = self::$listResources;
}
return $resources;
}
